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(WN) Southwest Airlines 3851 On-Time Performance Rating

Date Range:

15-Feb-2026 to 15-Apr-2026

(OAK) San Francisco Bay Oakland International Airport

Oakland, CA, US

(GEG) Spokane International Airport

Spokane, WA, US

On-Time Performance Chart

(using rounded numbers)
On-Time
9
69%
Late
3
23%
Very Late
0
0%
Excessive
1
8%
Cancelled
0
0%
Diverted
0
0%

Delay Statistics

(Aggregate Arrival Delay Statistics for this Flight)

Total Flights Observed
13
Total Delays ( > 1 min )
4
Codeshares
0
Average Delay (min.)
30
Standard Deviation
12.5
Min
0
Max
47

WN 3851 On-Time Performance Details

Overall Rating
1.9 of 5
Average
Percentage On-Time 69%
Average Delay Time 30 min
FlightStats Rating is a merit measurement considering both on-time performance and delay severity. The score, 1.9 shows that this flight has on-time performance characteristics better than 37% of all other flights in the FlightStats database.
On-Time Performance Rating
1.1 of 5
Poor
Percentage On-Time 69%
This flight has an on-time performance of 69%. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight is on-time more often than 21% of other flights.
Delay Performance
2.7 of 5
Average
Average Delay Time 30 min
This flight has an average delay of 30 minutes with a standard deviation of 12.5 minutes. Statistically, when taking into consideration sample size, standard deviation, and mean, this flight has delay performance characteristics better than 54% of other flights.

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